package com.project.jdbc.interceptor;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

public class UrlInterceptor implements HandlerInterceptor {
	public boolean preHandle(HttpServletRequest request,
			HttpServletResponse response, Object handler) throws Exception {
		addctx(request);
		return true;
	}

	private void addctx(HttpServletRequest request) throws Exception {
		HttpSession session = request.getSession();
		ServletContext app = session.getServletContext();
		if(app.getAttribute("ctx")==null){
			String ctx = "http://" + request.getServerName() + ":" + request.getServerPort()+request.getContextPath();
			app.setAttribute("ctx", ctx);
		}
	}
	public void postHandle(HttpServletRequest request,
			HttpServletResponse response, Object handler,
			ModelAndView modelAndView) throws Exception {
	}

	public void afterCompletion(HttpServletRequest request,
			HttpServletResponse response, Object handler, Exception ex)
			throws Exception {
	}
}
